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A paraganglioma is a rare neuroendocrine neoplasm that may develop at various body sites (including the head, neck, thorax and abdomen). When the same type of tumor is found in the adrenal gland, they are referred to as a pheochromocytoma .
Glomus tumors are usually solitary and small lesions. The vast majority are found in the hand, wrist, foot, and under the fingernails. [3]They are often painful, and the pain is reproduced when the lesion is placed in cold water - a history of sensitivity to cold weather is also common. [6]
It can be the source of paraganglioma. [8]The organ of Zuckerkandl is of pathological significance in the adult as a common extra-adrenal site of pheochromocytoma though the most common extra-adrenal site is in the superior para-aortic region between the diaphragm and lower renal poles.
Singer Michael Bolton is sharing a cozy photo celebrating Christmas nearly one year after announcing his successful emergency surgery to remove a brain tumor. The singer shared a photo on social ...
Well-dressed children watch toys in the shop window of a department store displaying Christmas decorations on December 11, 1946. AFP - Getty Images F.W. Woolworth Company: 1947
New research suggests no link between antibiotic use and a higher risk of dementia. Ion-Bogdan DUMITRESCU/Getty Images This article originally appeared on Medical News Today
A gangliocytic paraganglioma is a rare tumour that is typically found in the duodenum and consists of three components: (1) ganglion cells, (2) epithelioid cells (paraganglioma-like) and, (3) spindle cells (schwannoma-like).
Elevated plasma free metanephrines is considered the gold standard diagnosis for pheochromocytoma. [63] Over 10 studies have confirmed that the sensitivity and specificity of this test is 97% and 93% respectively; however, there is still concern for false positive results in the correct clinical scenario. [ 6 ]